64996100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{173}}^1$

素因数の和:234

約数の個数: 108

約数和(自身を含む): 162283884

約数和(自身を除く): 97287784

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 173, 221, 260, 289, 325, 340, 346, 425, 442, 578, 650, 692, 850, 865, 884, 1105, 1156, 1300, 1445, 1700, 1730, 2210, 2249, 2890, 2941, 3460, 3757, 4325, 4420, 4498, 5525, 5780, 5882, 7225, 7514, 8650, 8996, 11050, 11245, 11764, 14450, 14705, 15028, 17300, 18785, 22100, 22490, 28900, 29410, 37570, 38233, 44980, 49997, 56225, 58820, 73525, 75140, 76466, 93925, 99994, 112450, 147050, 152932, 187850, 191165, 199988, 224900, 249985, 294100, 375700, 382330, 499970, 649961, 764660, 955825, 999940, 1249925, 1299922, 1911650, 2499850, 2599844, 3249805, 3823300, 4999700, 6499610, 12999220, 16249025, 32498050, 64996100]

約数ペア:

[(1, 64996100), (2, 32498050), (4, 16249025), (5, 12999220), (10, 6499610), (13, 4999700), (17, 3823300), (20, 3249805), (25, 2599844), (26, 2499850), (34, 1911650), (50, 1299922), (52, 1249925), (65, 999940), (68, 955825), (85, 764660), (100, 649961), (130, 499970), (170, 382330), (173, 375700), (221, 294100), (260, 249985), (289, 224900), (325, 199988), (340, 191165), (346, 187850), (425, 152932), (442, 147050), (578, 112450), (650, 99994), (692, 93925), (850, 76466), (865, 75140), (884, 73525), (1105, 58820), (1156, 56225), (1300, 49997), (1445, 44980), (1700, 38233), (1730, 37570), (2210, 29410), (2249, 28900), (2890, 22490), (2941, 22100), (3460, 18785), (3757, 17300), (4325, 15028), (4420, 14705), (4498, 14450), (5525, 11764), (5780, 11245), (5882, 11050), (7225, 8996), (7514, 8650)]