46128700

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 104055840

約数和(自身を除く): 57927140

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 73, 89, 100, 142, 146, 178, 284, 292, 355, 356, 365, 445, 710, 730, 890, 1420, 1460, 1775, 1780, 1825, 2225, 3550, 3650, 4450, 5183, 6319, 6497, 7100, 7300, 8900, 10366, 12638, 12994, 20732, 25276, 25915, 25988, 31595, 32485, 51830, 63190, 64970, 103660, 126380, 129575, 129940, 157975, 162425, 259150, 315950, 324850, 461287, 518300, 631900, 649700, 922574, 1845148, 2306435, 4612870, 9225740, 11532175, 23064350, 46128700]

約数ペア:

[(1, 46128700), (2, 23064350), (4, 11532175), (5, 9225740), (10, 4612870), (20, 2306435), (25, 1845148), (50, 922574), (71, 649700), (73, 631900), (89, 518300), (100, 461287), (142, 324850), (146, 315950), (178, 259150), (284, 162425), (292, 157975), (355, 129940), (356, 129575), (365, 126380), (445, 103660), (710, 64970), (730, 63190), (890, 51830), (1420, 32485), (1460, 31595), (1775, 25988), (1780, 25915), (1825, 25276), (2225, 20732), (3550, 12994), (3650, 12638), (4450, 10366), (5183, 8900), (6319, 7300), (6497, 7100)]