98217920

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9901}}^1$

素因数の和:9949

約数の個数: 56

約数和(自身を含む): 241450368

約数和(自身を除く): 143232448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9901, 9920, 19802, 39604, 49505, 79208, 99010, 158416, 198020, 306931, 316832, 396040, 613862, 633664, 792080, 1227724, 1534655, 1584160, 2455448, 3069310, 3168320, 4910896, 6138620, 9821792, 12277240, 19643584, 24554480, 49108960, 98217920]

約数ペア:

[(1, 98217920), (2, 49108960), (4, 24554480), (5, 19643584), (8, 12277240), (10, 9821792), (16, 6138620), (20, 4910896), (31, 3168320), (32, 3069310), (40, 2455448), (62, 1584160), (64, 1534655), (80, 1227724), (124, 792080), (155, 633664), (160, 613862), (248, 396040), (310, 316832), (320, 306931), (496, 198020), (620, 158416), (992, 99010), (1240, 79208), (1984, 49505), (2480, 39604), (4960, 19802), (9901, 9920)]