201640349710

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1\times {\mathrm{491}}^1$

素因数の和:1058

約数の個数: 128

約数和(自身を含む): 390400819200

約数和(自身を除く): 188760469490

約数列:

[1, 2, 5, 10, 31, 41, 62, 79, 82, 155, 158, 205, 310, 395, 409, 410, 491, 790, 818, 982, 1271, 2045, 2449, 2455, 2542, 3239, 4090, 4898, 4910, 6355, 6478, 12245, 12679, 12710, 15221, 16195, 16769, 20131, 24490, 25358, 30442, 32311, 32390, 33538, 38789, 40262, 63395, 64622, 76105, 77578, 83845, 100409, 100655, 126790, 152210, 161555, 167690, 193945, 200818, 200819, 201310, 323110, 387890, 401638, 502045, 519839, 624061, 1001641, 1004090, 1004095, 1039678, 1202459, 1248122, 1324751, 1590349, 2003282, 2008190, 2404918, 2599195, 2649502, 3120305, 3180698, 5008205, 5198390, 6012295, 6225389, 6240610, 6623755, 7951745, 8233579, 10016410, 12024590, 12450778, 13247510, 15864701, 15903490, 16467158, 31126945, 31729402, 41067281, 41167895, 49300819, 62253890, 79323505, 82134562, 82335790, 98601638, 158647010, 205336405, 246504095, 255240949, 410672810, 491805731, 493008190, 510481898, 650452741, 983611462, 1276204745, 1300905482, 2459028655, 2552409490, 3252263705, 4918057310, 6504527410, 20164034971, 40328069942, 100820174855, 201640349710]

約数ペア:

[(1, 201640349710), (2, 100820174855), (5, 40328069942), (10, 20164034971), (31, 6504527410), (41, 4918057310), (62, 3252263705), (79, 2552409490), (82, 2459028655), (155, 1300905482), (158, 1276204745), (205, 983611462), (310, 650452741), (395, 510481898), (409, 493008190), (410, 491805731), (491, 410672810), (790, 255240949), (818, 246504095), (982, 205336405), (1271, 158647010), (2045, 98601638), (2449, 82335790), (2455, 82134562), (2542, 79323505), (3239, 62253890), (4090, 49300819), (4898, 41167895), (4910, 41067281), (6355, 31729402), (6478, 31126945), (12245, 16467158), (12679, 15903490), (12710, 15864701), (15221, 13247510), (16195, 12450778), (16769, 12024590), (20131, 10016410), (24490, 8233579), (25358, 7951745), (30442, 6623755), (32311, 6240610), (32390, 6225389), (33538, 6012295), (38789, 5198390), (40262, 5008205), (63395, 3180698), (64622, 3120305), (76105, 2649502), (77578, 2599195), (83845, 2404918), (100409, 2008190), (100655, 2003282), (126790, 1590349), (152210, 1324751), (161555, 1248122), (167690, 1202459), (193945, 1039678), (200818, 1004095), (200819, 1004090), (201310, 1001641), (323110, 624061), (387890, 519839), (401638, 502045)]