16401432890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{137239}}^1$

素因数の和:137319

約数の個数: 64

約数和(自身を含む): 33793977600

約数和(自身を除く): 17392544710

約数列:

[1, 2, 5, 10, 17, 19, 34, 37, 38, 74, 85, 95, 170, 185, 190, 323, 370, 629, 646, 703, 1258, 1406, 1615, 3145, 3230, 3515, 6290, 7030, 11951, 23902, 59755, 119510, 137239, 274478, 686195, 1372390, 2333063, 2607541, 4666126, 5077843, 5215082, 10155686, 11665315, 13037705, 23330630, 25389215, 26075410, 44328197, 50778430, 86323331, 88656394, 96479017, 172646662, 192958034, 221640985, 431616655, 443281970, 482395085, 863233310, 964790170, 1640143289, 3280286578, 8200716445, 16401432890]

約数ペア:

[(1, 16401432890), (2, 8200716445), (5, 3280286578), (10, 1640143289), (17, 964790170), (19, 863233310), (34, 482395085), (37, 443281970), (38, 431616655), (74, 221640985), (85, 192958034), (95, 172646662), (170, 96479017), (185, 88656394), (190, 86323331), (323, 50778430), (370, 44328197), (629, 26075410), (646, 25389215), (703, 23330630), (1258, 13037705), (1406, 11665315), (1615, 10155686), (3145, 5215082), (3230, 5077843), (3515, 4666126), (6290, 2607541), (7030, 2333063), (11951, 1372390), (23902, 686195), (59755, 274478), (119510, 137239)]