66099700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{991}}^1$

素因数の和:1057

約数の個数: 72

約数和(自身を含む): 154990080

約数和(自身を除く): 88890380

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 29, 46, 50, 58, 92, 100, 115, 116, 145, 230, 290, 460, 575, 580, 667, 725, 991, 1150, 1334, 1450, 1982, 2300, 2668, 2900, 3335, 3964, 4955, 6670, 9910, 13340, 16675, 19820, 22793, 24775, 28739, 33350, 45586, 49550, 57478, 66700, 91172, 99100, 113965, 114956, 143695, 227930, 287390, 455860, 569825, 574780, 660997, 718475, 1139650, 1321994, 1436950, 2279300, 2643988, 2873900, 3304985, 6609970, 13219940, 16524925, 33049850, 66099700]

約数ペア:

[(1, 66099700), (2, 33049850), (4, 16524925), (5, 13219940), (10, 6609970), (20, 3304985), (23, 2873900), (25, 2643988), (29, 2279300), (46, 1436950), (50, 1321994), (58, 1139650), (92, 718475), (100, 660997), (115, 574780), (116, 569825), (145, 455860), (230, 287390), (290, 227930), (460, 143695), (575, 114956), (580, 113965), (667, 99100), (725, 91172), (991, 66700), (1150, 57478), (1334, 49550), (1450, 45586), (1982, 33350), (2300, 28739), (2668, 24775), (2900, 22793), (3335, 19820), (3964, 16675), (4955, 13340), (6670, 9910)]