38898889360

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1\times {\mathrm{15377}}^1$

素因数の和:15800

約数の個数: 80

約数和(自身を含む): 91621385856

約数和(自身を除く): 52722496496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 307, 412, 515, 614, 824, 1030, 1228, 1535, 1648, 2060, 2456, 3070, 4120, 4912, 6140, 8240, 12280, 15377, 24560, 30754, 31621, 61508, 63242, 76885, 123016, 126484, 153770, 158105, 246032, 252968, 307540, 316210, 505936, 615080, 632420, 1230160, 1264840, 1583831, 2529680, 3167662, 4720739, 6335324, 7919155, 9441478, 12670648, 15838310, 18882956, 23603695, 25341296, 31676620, 37765912, 47207390, 63353240, 75531824, 94414780, 126706480, 188829560, 377659120, 486236117, 972472234, 1944944468, 2431180585, 3889888936, 4862361170, 7779777872, 9724722340, 19449444680, 38898889360]

約数ペア:

[(1, 38898889360), (2, 19449444680), (4, 9724722340), (5, 7779777872), (8, 4862361170), (10, 3889888936), (16, 2431180585), (20, 1944944468), (40, 972472234), (80, 486236117), (103, 377659120), (206, 188829560), (307, 126706480), (412, 94414780), (515, 75531824), (614, 63353240), (824, 47207390), (1030, 37765912), (1228, 31676620), (1535, 25341296), (1648, 23603695), (2060, 18882956), (2456, 15838310), (3070, 12670648), (4120, 9441478), (4912, 7919155), (6140, 6335324), (8240, 4720739), (12280, 3167662), (15377, 2529680), (24560, 1583831), (30754, 1264840), (31621, 1230160), (61508, 632420), (63242, 615080), (76885, 505936), (123016, 316210), (126484, 307540), (153770, 252968), (158105, 246032)]