15671009950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{907}}^1$

素因数の和:1178

約数の個数: 96

約数和(自身を含む): 30740318208

約数和(自身を除く): 15069308258

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 71, 142, 155, 157, 310, 314, 355, 710, 775, 785, 907, 1550, 1570, 1775, 1814, 2201, 3550, 3925, 4402, 4535, 4867, 7850, 9070, 9734, 11005, 11147, 22010, 22294, 22675, 24335, 28117, 45350, 48670, 55025, 55735, 56234, 64397, 110050, 111470, 121675, 128794, 140585, 142399, 243350, 278675, 281170, 284798, 321985, 345557, 557350, 643970, 691114, 702925, 711995, 1405850, 1423990, 1609925, 1727785, 1996307, 3219850, 3455570, 3559975, 3992614, 4414369, 7119950, 8638925, 8828738, 9981535, 10110329, 17277850, 19963070, 20220658, 22071845, 44143690, 49907675, 50551645, 99815350, 101103290, 110359225, 220718450, 252758225, 313420199, 505516450, 626840398, 1567100995, 3134201990, 7835504975, 15671009950]

約数ペア:

[(1, 15671009950), (2, 7835504975), (5, 3134201990), (10, 1567100995), (25, 626840398), (31, 505516450), (50, 313420199), (62, 252758225), (71, 220718450), (142, 110359225), (155, 101103290), (157, 99815350), (310, 50551645), (314, 49907675), (355, 44143690), (710, 22071845), (775, 20220658), (785, 19963070), (907, 17277850), (1550, 10110329), (1570, 9981535), (1775, 8828738), (1814, 8638925), (2201, 7119950), (3550, 4414369), (3925, 3992614), (4402, 3559975), (4535, 3455570), (4867, 3219850), (7850, 1996307), (9070, 1727785), (9734, 1609925), (11005, 1423990), (11147, 1405850), (22010, 711995), (22294, 702925), (22675, 691114), (24335, 643970), (28117, 557350), (45350, 345557), (48670, 321985), (55025, 284798), (55735, 281170), (56234, 278675), (64397, 243350), (110050, 142399), (111470, 140585), (121675, 128794)]