291229250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 605331792

約数和(自身を除く): 314102542

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 61, 65, 113, 122, 125, 130, 169, 226, 250, 305, 325, 338, 565, 610, 650, 793, 845, 1130, 1469, 1525, 1586, 1625, 1690, 2825, 2938, 3050, 3250, 3965, 4225, 5650, 6893, 7345, 7625, 7930, 8450, 10309, 13786, 14125, 14690, 15250, 19097, 19825, 20618, 21125, 28250, 34465, 36725, 38194, 39650, 42250, 51545, 68930, 73450, 89609, 95485, 99125, 103090, 172325, 179218, 183625, 190970, 198250, 257725, 344650, 367250, 448045, 477425, 515450, 861625, 896090, 954850, 1164917, 1288625, 1723250, 2240225, 2329834, 2387125, 2577250, 4480450, 4774250, 5824585, 11201125, 11649170, 22402250, 29122925, 58245850, 145614625, 291229250]

約数ペア:

[(1, 291229250), (2, 145614625), (5, 58245850), (10, 29122925), (13, 22402250), (25, 11649170), (26, 11201125), (50, 5824585), (61, 4774250), (65, 4480450), (113, 2577250), (122, 2387125), (125, 2329834), (130, 2240225), (169, 1723250), (226, 1288625), (250, 1164917), (305, 954850), (325, 896090), (338, 861625), (565, 515450), (610, 477425), (650, 448045), (793, 367250), (845, 344650), (1130, 257725), (1469, 198250), (1525, 190970), (1586, 183625), (1625, 179218), (1690, 172325), (2825, 103090), (2938, 99125), (3050, 95485), (3250, 89609), (3965, 73450), (4225, 68930), (5650, 51545), (6893, 42250), (7345, 39650), (7625, 38194), (7930, 36725), (8450, 34465), (10309, 28250), (13786, 21125), (14125, 20618), (14690, 19825), (15250, 19097)]