8537563660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:356

約数の個数: 144

約数和(自身を含む): 19597870656

約数和(自身を除く): 11060306996

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 61, 82, 92, 115, 122, 164, 181, 205, 230, 244, 305, 362, 410, 460, 610, 724, 820, 905, 943, 1220, 1403, 1681, 1810, 1886, 2501, 2806, 3362, 3620, 3772, 4163, 4715, 5002, 5612, 6724, 7015, 7421, 8326, 8405, 9430, 10004, 11041, 12505, 14030, 14842, 16652, 16810, 18860, 20815, 22082, 25010, 28060, 29684, 33620, 37105, 38663, 41630, 44164, 50020, 55205, 57523, 74210, 77326, 83260, 102541, 110410, 115046, 148420, 154652, 170683, 193315, 205082, 220820, 230092, 253943, 287615, 304261, 341366, 386630, 410164, 452681, 507886, 512705, 575230, 608522, 682732, 773260, 853415, 905362, 1015772, 1025410, 1150460, 1217044, 1269715, 1521305, 1706830, 1810724, 2050820, 2263405, 2358443, 2539430, 3042610, 3413660, 4526810, 4716886, 5078860, 6085220, 6998003, 9053620, 9433772, 10411663, 11792215, 13996006, 18559921, 20823326, 23584430, 27992012, 34990015, 37119842, 41646652, 47168860, 52058315, 69980030, 74239684, 92799605, 104116630, 139960060, 185599210, 208233260, 371198420, 426878183, 853756366, 1707512732, 2134390915, 4268781830, 8537563660]

約数ペア:

[(1, 8537563660), (2, 4268781830), (4, 2134390915), (5, 1707512732), (10, 853756366), (20, 426878183), (23, 371198420), (41, 208233260), (46, 185599210), (61, 139960060), (82, 104116630), (92, 92799605), (115, 74239684), (122, 69980030), (164, 52058315), (181, 47168860), (205, 41646652), (230, 37119842), (244, 34990015), (305, 27992012), (362, 23584430), (410, 20823326), (460, 18559921), (610, 13996006), (724, 11792215), (820, 10411663), (905, 9433772), (943, 9053620), (1220, 6998003), (1403, 6085220), (1681, 5078860), (1810, 4716886), (1886, 4526810), (2501, 3413660), (2806, 3042610), (3362, 2539430), (3620, 2358443), (3772, 2263405), (4163, 2050820), (4715, 1810724), (5002, 1706830), (5612, 1521305), (6724, 1269715), (7015, 1217044), (7421, 1150460), (8326, 1025410), (8405, 1015772), (9430, 905362), (10004, 853415), (11041, 773260), (12505, 682732), (14030, 608522), (14842, 575230), (16652, 512705), (16810, 507886), (18860, 452681), (20815, 410164), (22082, 386630), (25010, 341366), (28060, 304261), (29684, 287615), (33620, 253943), (37105, 230092), (38663, 220820), (41630, 205082), (44164, 193315), (50020, 170683), (55205, 154652), (57523, 148420), (74210, 115046), (77326, 110410), (83260, 102541)]