89935960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 224985600

約数和(自身を除く): 135049640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 41, 58, 61, 62, 82, 116, 122, 124, 145, 155, 164, 205, 232, 244, 248, 290, 305, 310, 328, 410, 488, 580, 610, 620, 820, 899, 1160, 1189, 1220, 1240, 1271, 1640, 1769, 1798, 1891, 2378, 2440, 2501, 2542, 3538, 3596, 3782, 4495, 4756, 5002, 5084, 5945, 6355, 7076, 7192, 7564, 8845, 8990, 9455, 9512, 10004, 10168, 11890, 12505, 12710, 14152, 15128, 17690, 17980, 18910, 20008, 23780, 25010, 25420, 35380, 35960, 36859, 37820, 47560, 50020, 50840, 54839, 70760, 72529, 73718, 75640, 77531, 100040, 109678, 145058, 147436, 155062, 184295, 219356, 274195, 290116, 294872, 310124, 362645, 368590, 387655, 438712, 548390, 580232, 620248, 725290, 737180, 775310, 1096780, 1450580, 1474360, 1550620, 2193560, 2248399, 2901160, 3101240, 4496798, 8993596, 11241995, 17987192, 22483990, 44967980, 89935960]

約数ペア:

[(1, 89935960), (2, 44967980), (4, 22483990), (5, 17987192), (8, 11241995), (10, 8993596), (20, 4496798), (29, 3101240), (31, 2901160), (40, 2248399), (41, 2193560), (58, 1550620), (61, 1474360), (62, 1450580), (82, 1096780), (116, 775310), (122, 737180), (124, 725290), (145, 620248), (155, 580232), (164, 548390), (205, 438712), (232, 387655), (244, 368590), (248, 362645), (290, 310124), (305, 294872), (310, 290116), (328, 274195), (410, 219356), (488, 184295), (580, 155062), (610, 147436), (620, 145058), (820, 109678), (899, 100040), (1160, 77531), (1189, 75640), (1220, 73718), (1240, 72529), (1271, 70760), (1640, 54839), (1769, 50840), (1798, 50020), (1891, 47560), (2378, 37820), (2440, 36859), (2501, 35960), (2542, 35380), (3538, 25420), (3596, 25010), (3782, 23780), (4495, 20008), (4756, 18910), (5002, 17980), (5084, 17690), (5945, 15128), (6355, 14152), (7076, 12710), (7192, 12505), (7564, 11890), (8845, 10168), (8990, 10004), (9455, 9512)]