422042500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:287

約数の個数: 120

約数和(自身を含む): 1023422400

約数和(自身を除く): 601379900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 103, 110, 125, 149, 206, 220, 250, 275, 298, 412, 500, 515, 550, 596, 625, 745, 1030, 1100, 1133, 1250, 1375, 1490, 1639, 2060, 2266, 2500, 2575, 2750, 2980, 3278, 3725, 4532, 5150, 5500, 5665, 6556, 6875, 7450, 8195, 10300, 11330, 12875, 13750, 14900, 15347, 16390, 18625, 22660, 25750, 27500, 28325, 30694, 32780, 37250, 40975, 51500, 56650, 61388, 64375, 74500, 76735, 81950, 93125, 113300, 128750, 141625, 153470, 163900, 168817, 186250, 204875, 257500, 283250, 306940, 337634, 372500, 383675, 409750, 566500, 675268, 708125, 767350, 819500, 844085, 1024375, 1416250, 1534700, 1688170, 1918375, 2048750, 2832500, 3376340, 3836750, 4097500, 4220425, 7673500, 8440850, 9591875, 16881700, 19183750, 21102125, 38367500, 42204250, 84408500, 105510625, 211021250, 422042500]

約数ペア:

[(1, 422042500), (2, 211021250), (4, 105510625), (5, 84408500), (10, 42204250), (11, 38367500), (20, 21102125), (22, 19183750), (25, 16881700), (44, 9591875), (50, 8440850), (55, 7673500), (100, 4220425), (103, 4097500), (110, 3836750), (125, 3376340), (149, 2832500), (206, 2048750), (220, 1918375), (250, 1688170), (275, 1534700), (298, 1416250), (412, 1024375), (500, 844085), (515, 819500), (550, 767350), (596, 708125), (625, 675268), (745, 566500), (1030, 409750), (1100, 383675), (1133, 372500), (1250, 337634), (1375, 306940), (1490, 283250), (1639, 257500), (2060, 204875), (2266, 186250), (2500, 168817), (2575, 163900), (2750, 153470), (2980, 141625), (3278, 128750), (3725, 113300), (4532, 93125), (5150, 81950), (5500, 76735), (5665, 74500), (6556, 64375), (6875, 61388), (7450, 56650), (8195, 51500), (10300, 40975), (11330, 37250), (12875, 32780), (13750, 30694), (14900, 28325), (15347, 27500), (16390, 25750), (18625, 22660)]