418900150

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{563}}^1\times {\mathrm{647}}^1$

素因数の和:1245

約数の個数: 48

約数和(自身を含む): 815733504

約数和(自身を除く): 396833354

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 563, 575, 647, 1126, 1150, 1294, 2815, 3235, 5630, 6470, 12949, 14075, 14881, 16175, 25898, 28150, 29762, 32350, 64745, 74405, 129490, 148810, 323725, 364261, 372025, 647450, 728522, 744050, 1821305, 3642610, 8378003, 9106525, 16756006, 18213050, 41890015, 83780030, 209450075, 418900150]

約数ペア:

[(1, 418900150), (2, 209450075), (5, 83780030), (10, 41890015), (23, 18213050), (25, 16756006), (46, 9106525), (50, 8378003), (115, 3642610), (230, 1821305), (563, 744050), (575, 728522), (647, 647450), (1126, 372025), (1150, 364261), (1294, 323725), (2815, 148810), (3235, 129490), (5630, 74405), (6470, 64745), (12949, 32350), (14075, 29762), (14881, 28150), (16175, 25898)]