839691632

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{373}}^1$

素因数の和:610

約数の個数: 80

約数和(自身を含む): 1791968640

約数和(自身を除く): 952277008

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 137, 158, 208, 274, 316, 373, 548, 632, 746, 1027, 1096, 1264, 1492, 1781, 2054, 2192, 2984, 3562, 4108, 4849, 5968, 7124, 8216, 9698, 10823, 14248, 16432, 19396, 21646, 28496, 29467, 38792, 43292, 51101, 58934, 77584, 86584, 102202, 117868, 140699, 173168, 204404, 235736, 281398, 383071, 408808, 471472, 562796, 664313, 766142, 817616, 1125592, 1328626, 1532284, 2251184, 2657252, 3064568, 4036979, 5314504, 6129136, 8073958, 10629008, 16147916, 32295832, 52480727, 64591664, 104961454, 209922908, 419845816, 839691632]

約数ペア:

[(1, 839691632), (2, 419845816), (4, 209922908), (8, 104961454), (13, 64591664), (16, 52480727), (26, 32295832), (52, 16147916), (79, 10629008), (104, 8073958), (137, 6129136), (158, 5314504), (208, 4036979), (274, 3064568), (316, 2657252), (373, 2251184), (548, 1532284), (632, 1328626), (746, 1125592), (1027, 817616), (1096, 766142), (1264, 664313), (1492, 562796), (1781, 471472), (2054, 408808), (2192, 383071), (2984, 281398), (3562, 235736), (4108, 204404), (4849, 173168), (5968, 140699), (7124, 117868), (8216, 102202), (9698, 86584), (10823, 77584), (14248, 58934), (16432, 51101), (19396, 43292), (21646, 38792), (28496, 29467)]