20643942100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1777}}^1\times {\mathrm{5051}}^1$

素因数の和:6865

約数の個数: 72

約数和(自身を含む): 46780630848

約数和(自身を除く): 26136688748

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 460, 575, 1150, 1777, 2300, 3554, 5051, 7108, 8885, 10102, 17770, 20204, 25255, 35540, 40871, 44425, 50510, 81742, 88850, 101020, 116173, 126275, 163484, 177700, 204355, 232346, 252550, 408710, 464692, 505100, 580865, 817420, 1021775, 1161730, 2043550, 2323460, 2904325, 4087100, 5808650, 8975627, 11617300, 17951254, 35902508, 44878135, 89756270, 179512540, 206439421, 224390675, 412878842, 448781350, 825757684, 897562700, 1032197105, 2064394210, 4128788420, 5160985525, 10321971050, 20643942100]

約数ペア:

[(1, 20643942100), (2, 10321971050), (4, 5160985525), (5, 4128788420), (10, 2064394210), (20, 1032197105), (23, 897562700), (25, 825757684), (46, 448781350), (50, 412878842), (92, 224390675), (100, 206439421), (115, 179512540), (230, 89756270), (460, 44878135), (575, 35902508), (1150, 17951254), (1777, 11617300), (2300, 8975627), (3554, 5808650), (5051, 4087100), (7108, 2904325), (8885, 2323460), (10102, 2043550), (17770, 1161730), (20204, 1021775), (25255, 817420), (35540, 580865), (40871, 505100), (44425, 464692), (50510, 408710), (81742, 252550), (88850, 232346), (101020, 204355), (116173, 177700), (126275, 163484)]