84451250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{5197}}^1$

素因数の和:5232

約数の個数: 40

約数和(自身を含む): 170504796

約数和(自身を除く): 86053546

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 625, 650, 1250, 1625, 3250, 5197, 8125, 10394, 16250, 25985, 51970, 67561, 129925, 135122, 259850, 337805, 649625, 675610, 1299250, 1689025, 3248125, 3378050, 6496250, 8445125, 16890250, 42225625, 84451250]

約数ペア:

[(1, 84451250), (2, 42225625), (5, 16890250), (10, 8445125), (13, 6496250), (25, 3378050), (26, 3248125), (50, 1689025), (65, 1299250), (125, 675610), (130, 649625), (250, 337805), (325, 259850), (625, 135122), (650, 129925), (1250, 67561), (1625, 51970), (3250, 25985), (5197, 16250), (8125, 10394)]