42202850

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 81162216

約数和(自身を除く): 38959366

約数列:

[1, 2, 5, 10, 25, 50, 61, 101, 122, 137, 202, 274, 305, 505, 610, 685, 1010, 1370, 1525, 2525, 3050, 3425, 5050, 6161, 6850, 8357, 12322, 13837, 16714, 27674, 30805, 41785, 61610, 69185, 83570, 138370, 154025, 208925, 308050, 345925, 417850, 691850, 844057, 1688114, 4220285, 8440570, 21101425, 42202850]

約数ペア:

[(1, 42202850), (2, 21101425), (5, 8440570), (10, 4220285), (25, 1688114), (50, 844057), (61, 691850), (101, 417850), (122, 345925), (137, 308050), (202, 208925), (274, 154025), (305, 138370), (505, 83570), (610, 69185), (685, 61610), (1010, 41785), (1370, 30805), (1525, 27674), (2525, 16714), (3050, 13837), (3425, 12322), (5050, 8357), (6161, 6850)]