156763900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{829}}^1$

素因数の和:935

約数の個数: 72

約数和(自身を含む): 357338240

約数和(自身を除く): 200574340

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 61, 62, 100, 122, 124, 155, 244, 305, 310, 610, 620, 775, 829, 1220, 1525, 1550, 1658, 1891, 3050, 3100, 3316, 3782, 4145, 6100, 7564, 8290, 9455, 16580, 18910, 20725, 25699, 37820, 41450, 47275, 50569, 51398, 82900, 94550, 101138, 102796, 128495, 189100, 202276, 252845, 256990, 505690, 513980, 642475, 1011380, 1264225, 1284950, 1567639, 2528450, 2569900, 3135278, 5056900, 6270556, 7838195, 15676390, 31352780, 39190975, 78381950, 156763900]

約数ペア:

[(1, 156763900), (2, 78381950), (4, 39190975), (5, 31352780), (10, 15676390), (20, 7838195), (25, 6270556), (31, 5056900), (50, 3135278), (61, 2569900), (62, 2528450), (100, 1567639), (122, 1284950), (124, 1264225), (155, 1011380), (244, 642475), (305, 513980), (310, 505690), (610, 256990), (620, 252845), (775, 202276), (829, 189100), (1220, 128495), (1525, 102796), (1550, 101138), (1658, 94550), (1891, 82900), (3050, 51398), (3100, 50569), (3316, 47275), (3782, 41450), (4145, 37820), (6100, 25699), (7564, 20725), (8290, 18910), (9455, 16580)]