199946590

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{967}}^1$

素因数の和:1057

約数の個数: 64

約数和(自身を含む): 401448960

約数和(自身を除く): 201502370

約数列:

[1, 2, 5, 10, 23, 29, 31, 46, 58, 62, 115, 145, 155, 230, 290, 310, 667, 713, 899, 967, 1334, 1426, 1798, 1934, 3335, 3565, 4495, 4835, 6670, 7130, 8990, 9670, 20677, 22241, 28043, 29977, 41354, 44482, 56086, 59954, 103385, 111205, 140215, 149885, 206770, 222410, 280430, 299770, 644989, 689471, 869333, 1289978, 1378942, 1738666, 3224945, 3447355, 4346665, 6449890, 6894710, 8693330, 19994659, 39989318, 99973295, 199946590]

約数ペア:

[(1, 199946590), (2, 99973295), (5, 39989318), (10, 19994659), (23, 8693330), (29, 6894710), (31, 6449890), (46, 4346665), (58, 3447355), (62, 3224945), (115, 1738666), (145, 1378942), (155, 1289978), (230, 869333), (290, 689471), (310, 644989), (667, 299770), (713, 280430), (899, 222410), (967, 206770), (1334, 149885), (1426, 140215), (1798, 111205), (1934, 103385), (3335, 59954), (3565, 56086), (4495, 44482), (4835, 41354), (6670, 29977), (7130, 28043), (8990, 22241), (9670, 20677)]