30989830

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{503}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 57371328

約数和(自身を除く): 26381498

約数列:

[1, 2, 5, 10, 61, 101, 122, 202, 305, 503, 505, 610, 1006, 1010, 2515, 5030, 6161, 12322, 30683, 30805, 50803, 61366, 61610, 101606, 153415, 254015, 306830, 508030, 3098983, 6197966, 15494915, 30989830]

約数ペア:

[(1, 30989830), (2, 15494915), (5, 6197966), (10, 3098983), (61, 508030), (101, 306830), (122, 254015), (202, 153415), (305, 101606), (503, 61610), (505, 61366), (610, 50803), (1006, 30805), (1010, 30683), (2515, 12322), (5030, 6161)]