6400039940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{653}}^1$

素因数の和:886

約数の個数: 144

約数和(自身を含む): 15988683312

約数和(自身を除く): 9588643372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 137, 140, 146, 196, 245, 274, 292, 365, 490, 511, 548, 653, 685, 730, 959, 980, 1022, 1306, 1370, 1460, 1918, 2044, 2555, 2612, 2740, 3265, 3577, 3836, 4571, 4795, 5110, 6530, 6713, 7154, 9142, 9590, 10001, 10220, 13060, 13426, 14308, 17885, 18284, 19180, 20002, 22855, 26852, 31997, 33565, 35770, 40004, 45710, 47669, 50005, 63994, 67130, 70007, 71540, 89461, 91420, 95338, 100010, 127988, 134260, 140014, 159985, 178922, 190676, 200020, 238345, 280028, 319970, 333683, 350035, 357844, 447305, 476690, 490049, 626227, 639940, 667366, 700070, 894610, 953380, 980098, 1252454, 1334732, 1400140, 1668415, 1789220, 1960196, 2335781, 2450245, 2504908, 3131135, 3336830, 4383589, 4671562, 4900490, 6262270, 6530653, 6673660, 8767178, 9343124, 9800980, 11678905, 12524540, 13061306, 17534356, 21917945, 23357810, 26122612, 32653265, 43835890, 45714571, 46715620, 65306530, 87671780, 91429142, 130613060, 182858284, 228572855, 320001997, 457145710, 640003994, 914291420, 1280007988, 1600009985, 3200019970, 6400039940]

約数ペア:

[(1, 6400039940), (2, 3200019970), (4, 1600009985), (5, 1280007988), (7, 914291420), (10, 640003994), (14, 457145710), (20, 320001997), (28, 228572855), (35, 182858284), (49, 130613060), (70, 91429142), (73, 87671780), (98, 65306530), (137, 46715620), (140, 45714571), (146, 43835890), (196, 32653265), (245, 26122612), (274, 23357810), (292, 21917945), (365, 17534356), (490, 13061306), (511, 12524540), (548, 11678905), (653, 9800980), (685, 9343124), (730, 8767178), (959, 6673660), (980, 6530653), (1022, 6262270), (1306, 4900490), (1370, 4671562), (1460, 4383589), (1918, 3336830), (2044, 3131135), (2555, 2504908), (2612, 2450245), (2740, 2335781), (3265, 1960196), (3577, 1789220), (3836, 1668415), (4571, 1400140), (4795, 1334732), (5110, 1252454), (6530, 980098), (6713, 953380), (7154, 894610), (9142, 700070), (9590, 667366), (10001, 639940), (10220, 626227), (13060, 490049), (13426, 476690), (14308, 447305), (17885, 357844), (18284, 350035), (19180, 333683), (20002, 319970), (22855, 280028), (26852, 238345), (31997, 200020), (33565, 190676), (35770, 178922), (40004, 159985), (45710, 140014), (47669, 134260), (50005, 127988), (63994, 100010), (67130, 95338), (70007, 91420), (71540, 89461)]