2008710100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{577}}^1\times {\mathrm{1123}}^1$

素因数の和:1745

約数の個数: 72

約数和(自身を含む): 4511322368

約数和(自身を除く): 2502612268

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 577, 620, 775, 1123, 1154, 1550, 2246, 2308, 2885, 3100, 4492, 5615, 5770, 11230, 11540, 14425, 17887, 22460, 28075, 28850, 34813, 35774, 56150, 57700, 69626, 71548, 89435, 112300, 139252, 174065, 178870, 348130, 357740, 447175, 647971, 696260, 870325, 894350, 1295942, 1740650, 1788700, 2591884, 3239855, 3481300, 6479710, 12959420, 16199275, 20087101, 32398550, 40174202, 64797100, 80348404, 100435505, 200871010, 401742020, 502177525, 1004355050, 2008710100]

約数ペア:

[(1, 2008710100), (2, 1004355050), (4, 502177525), (5, 401742020), (10, 200871010), (20, 100435505), (25, 80348404), (31, 64797100), (50, 40174202), (62, 32398550), (100, 20087101), (124, 16199275), (155, 12959420), (310, 6479710), (577, 3481300), (620, 3239855), (775, 2591884), (1123, 1788700), (1154, 1740650), (1550, 1295942), (2246, 894350), (2308, 870325), (2885, 696260), (3100, 647971), (4492, 447175), (5615, 357740), (5770, 348130), (11230, 178870), (11540, 174065), (14425, 139252), (17887, 112300), (22460, 89435), (28075, 71548), (28850, 69626), (34813, 57700), (35774, 56150)]