18268300

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 41997312

約数和(自身を除く): 23729012

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 71, 83, 100, 124, 142, 155, 166, 284, 310, 332, 355, 415, 620, 710, 775, 830, 1420, 1550, 1660, 1775, 2075, 2201, 2573, 3100, 3550, 4150, 4402, 5146, 5893, 7100, 8300, 8804, 10292, 11005, 11786, 12865, 22010, 23572, 25730, 29465, 44020, 51460, 55025, 58930, 64325, 110050, 117860, 128650, 147325, 182683, 220100, 257300, 294650, 365366, 589300, 730732, 913415, 1826830, 3653660, 4567075, 9134150, 18268300]

約数ペア:

[(1, 18268300), (2, 9134150), (4, 4567075), (5, 3653660), (10, 1826830), (20, 913415), (25, 730732), (31, 589300), (50, 365366), (62, 294650), (71, 257300), (83, 220100), (100, 182683), (124, 147325), (142, 128650), (155, 117860), (166, 110050), (284, 64325), (310, 58930), (332, 55025), (355, 51460), (415, 44020), (620, 29465), (710, 25730), (775, 23572), (830, 22010), (1420, 12865), (1550, 11786), (1660, 11005), (1775, 10292), (2075, 8804), (2201, 8300), (2573, 7100), (3100, 5893), (3550, 5146), (4150, 4402)]