229198750

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:323

約数の個数: 80

約数和(自身を含む): 476847360

約数和(自身を除く): 247648610

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 79, 110, 125, 158, 211, 250, 275, 395, 422, 550, 625, 790, 869, 1055, 1250, 1375, 1738, 1975, 2110, 2321, 2750, 3950, 4345, 4642, 5275, 6875, 8690, 9875, 10550, 11605, 13750, 16669, 19750, 21725, 23210, 26375, 33338, 43450, 49375, 52750, 58025, 83345, 98750, 108625, 116050, 131875, 166690, 183359, 217250, 263750, 290125, 366718, 416725, 543125, 580250, 833450, 916795, 1086250, 1450625, 1833590, 2083625, 2901250, 4167250, 4583975, 9167950, 10418125, 20836250, 22919875, 45839750, 114599375, 229198750]

約数ペア:

[(1, 229198750), (2, 114599375), (5, 45839750), (10, 22919875), (11, 20836250), (22, 10418125), (25, 9167950), (50, 4583975), (55, 4167250), (79, 2901250), (110, 2083625), (125, 1833590), (158, 1450625), (211, 1086250), (250, 916795), (275, 833450), (395, 580250), (422, 543125), (550, 416725), (625, 366718), (790, 290125), (869, 263750), (1055, 217250), (1250, 183359), (1375, 166690), (1738, 131875), (1975, 116050), (2110, 108625), (2321, 98750), (2750, 83345), (3950, 58025), (4345, 52750), (4642, 49375), (5275, 43450), (6875, 33338), (8690, 26375), (9875, 23210), (10550, 21725), (11605, 19750), (13750, 16669)]