65408450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2221}}^1$

素因数の和:2283

約数の個数: 48

約数和(自身を含む): 132253440

約数和(自身を除く): 66844990

約数列:

[1, 2, 5, 10, 19, 25, 31, 38, 50, 62, 95, 155, 190, 310, 475, 589, 775, 950, 1178, 1550, 2221, 2945, 4442, 5890, 11105, 14725, 22210, 29450, 42199, 55525, 68851, 84398, 111050, 137702, 210995, 344255, 421990, 688510, 1054975, 1308169, 1721275, 2109950, 2616338, 3442550, 6540845, 13081690, 32704225, 65408450]

約数ペア:

[(1, 65408450), (2, 32704225), (5, 13081690), (10, 6540845), (19, 3442550), (25, 2616338), (31, 2109950), (38, 1721275), (50, 1308169), (62, 1054975), (95, 688510), (155, 421990), (190, 344255), (310, 210995), (475, 137702), (589, 111050), (775, 84398), (950, 68851), (1178, 55525), (1550, 42199), (2221, 29450), (2945, 22210), (4442, 14725), (5890, 11105)]