13621508720

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{14779}}^1$

素因数の和:15114

約数の個数: 80

約数和(自身を含む): 32560103520

約数和(自身を除く): 18938594800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 281, 328, 410, 562, 656, 820, 1124, 1405, 1640, 2248, 2810, 3280, 4496, 5620, 11240, 11521, 14779, 22480, 23042, 29558, 46084, 57605, 59116, 73895, 92168, 115210, 118232, 147790, 184336, 230420, 236464, 295580, 460840, 591160, 605939, 921680, 1182320, 1211878, 2423756, 3029695, 4152899, 4847512, 6059390, 8305798, 9695024, 12118780, 16611596, 20764495, 24237560, 33223192, 41528990, 48475120, 66446384, 83057980, 166115960, 170268859, 332231920, 340537718, 681075436, 851344295, 1362150872, 1702688590, 2724301744, 3405377180, 6810754360, 13621508720]

約数ペア:

[(1, 13621508720), (2, 6810754360), (4, 3405377180), (5, 2724301744), (8, 1702688590), (10, 1362150872), (16, 851344295), (20, 681075436), (40, 340537718), (41, 332231920), (80, 170268859), (82, 166115960), (164, 83057980), (205, 66446384), (281, 48475120), (328, 41528990), (410, 33223192), (562, 24237560), (656, 20764495), (820, 16611596), (1124, 12118780), (1405, 9695024), (1640, 8305798), (2248, 6059390), (2810, 4847512), (3280, 4152899), (4496, 3029695), (5620, 2423756), (11240, 1211878), (11521, 1182320), (14779, 921680), (22480, 605939), (23042, 591160), (29558, 460840), (46084, 295580), (57605, 236464), (59116, 230420), (73895, 184336), (92168, 147790), (115210, 118232)]