80535780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:426

約数の個数: 144

約数和(自身を含む): 266133504

約数和(自身を除く): 185597724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 127, 130, 156, 180, 195, 234, 254, 260, 271, 381, 390, 468, 508, 542, 585, 635, 762, 780, 813, 1084, 1143, 1170, 1270, 1355, 1524, 1626, 1651, 1905, 2286, 2340, 2439, 2540, 2710, 3252, 3302, 3523, 3810, 4065, 4572, 4878, 4953, 5420, 5715, 6604, 7046, 7620, 8130, 8255, 9756, 9906, 10569, 11430, 12195, 14092, 14859, 16260, 16510, 17615, 19812, 21138, 22860, 24390, 24765, 29718, 31707, 33020, 34417, 35230, 42276, 48780, 49530, 52845, 59436, 63414, 68834, 70460, 74295, 99060, 103251, 105690, 126828, 137668, 148590, 158535, 172085, 206502, 211380, 297180, 309753, 317070, 344170, 413004, 447421, 516255, 619506, 634140, 688340, 894842, 1032510, 1239012, 1342263, 1548765, 1789684, 2065020, 2237105, 2684526, 3097530, 4026789, 4474210, 5369052, 6195060, 6711315, 8053578, 8948420, 13422630, 16107156, 20133945, 26845260, 40267890, 80535780]

約数ペア:

[(1, 80535780), (2, 40267890), (3, 26845260), (4, 20133945), (5, 16107156), (6, 13422630), (9, 8948420), (10, 8053578), (12, 6711315), (13, 6195060), (15, 5369052), (18, 4474210), (20, 4026789), (26, 3097530), (30, 2684526), (36, 2237105), (39, 2065020), (45, 1789684), (52, 1548765), (60, 1342263), (65, 1239012), (78, 1032510), (90, 894842), (117, 688340), (127, 634140), (130, 619506), (156, 516255), (180, 447421), (195, 413004), (234, 344170), (254, 317070), (260, 309753), (271, 297180), (381, 211380), (390, 206502), (468, 172085), (508, 158535), (542, 148590), (585, 137668), (635, 126828), (762, 105690), (780, 103251), (813, 99060), (1084, 74295), (1143, 70460), (1170, 68834), (1270, 63414), (1355, 59436), (1524, 52845), (1626, 49530), (1651, 48780), (1905, 42276), (2286, 35230), (2340, 34417), (2439, 33020), (2540, 31707), (2710, 29718), (3252, 24765), (3302, 24390), (3523, 22860), (3810, 21138), (4065, 19812), (4572, 17615), (4878, 16510), (4953, 16260), (5420, 14859), (5715, 14092), (6604, 12195), (7046, 11430), (7620, 10569), (8130, 9906), (8255, 9756)]